Pulmonologists treat problems related to the respiratory system, diseases like asthma, pulmonary hypertension, chronic obstructive pulmonary disease (COPD), pulmonary fibrosis, and lung cancer which affects the lungs. If you have allergies, breathing problems, or respiratory issues, you probably need to see a pulmonologist. They will ask you to get a Bronchoscopy, ABG test or a PFT test done to identify the cause behind your problems. The test is mainly performed to examine and to treat asthma, chronic lung problems, emphysema etc.
Here's a list of the best Pulmonology Hospitals in India.